* {
    margin: 0;
    padding: 0;
}

html,
body {
    font-size: 50px;
    background: #a00b15;
}

#buffer {
    width: 100%;
    height: 5.4rem;

    padding: .2rem;
    box-sizing: border-box;
}

.buffer {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.buffer-list {
    width: calc(100% - 1.4rem);
    height: 100%;
    position: absolute;
    left: -50rem;
    top: -50rem;
    z-index: 99;
}

.buffer-list-img {
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
}